Borehole Number: |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -24.55761 , 24.44373 |
Location: Tsetsebjwe |
Location Description: TSETSENG |
Start Drill: 2005-05-04 |
End Drill: 2005-05-28 |
Borehole Type: Groundwater |
Drilling Method: Percussion |
Drilling Rig(s): N/A |
Sample Type: Water |
Depth of Surface Casing: N/A |
Hole Inclination: N/A |
Estimated Yield: 4.5 M3/hr |
Static Water Level: N/A |
Borehole Water Strike: 312 Metres |
End of Hole (Depth): 377 Metres |
Hole Diameter: 203 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 21 | Sand, light brown to orange, loose, fine- very fine |
2. | 21 | 34 | Silcrete, grey and brown, weathered minor calcrete |
3. | 34 | 44 | Mudstone, reddish brown, beige, silty with minor brown and green sandstone towards bottom |
4. | 44 | 52 | Sandstone, greenish minor brown to very fine |
5. | 52 | 72 | Mudstone, reddish brown with minor green fine sandstone |
6. | 72 | 73 | Transition zone mudstone/ sst |
7. | 73 | 127 | Mudstone/ brown laminated with minor greenish sandstone |
8. | 127 | 134 | Shales/ siltstones, light grey to brown |
9. | 134 | 308 | Siltstones, grey hard, massive |
10. | 308 | 311 | Mudstones, grey, soft |
11. | 311 | 312 | Contact zone between mudstone/ sst |
12. | 312 | 358 | sandstone, white, fine to coarse, minor grey mudstone and minor coal at @ 356m |
13. | 358 | 362 | Coal, black coal seam |
14. | 362 | 367 | Sandstone, coarse to fine grained, grey to white |
15. | 367 | 370 | Coal, black coal seam, minor sst |
16. | 370 | 377 | Sandstone, white grey with minor coal. |
© Botswana Geoscience Institute 2025 | www.bgi.org.bw | Disclaimer